2(.9x-1.5)=18.6

Solution for 2(.9x-1.5)=18.6 equation:

Simplifying
2(0.9x + -1.5) = 18.6

Reorder the terms:
2(-1.5 + 0.9x) = 18.6
(-1.5 * 2 + 0.9x * 2) = 18.6
(-3 + 1.8x) = 18.6

Solving
-3 + 1.8x = 18.6

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '3' to each side of the equation.
-3 + 3 + 1.8x = 18.6 + 3

Combine like terms: -3 + 3 = 0
0 + 1.8x = 18.6 + 3
1.8x = 18.6 + 3

Combine like terms: 18.6 + 3 = 21.6
1.8x = 21.6

Divide each side by '1.8'.
x = 12

Simplifying
x = 12